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Potassium Metabisulphite

  • Potassium pyrosulfite
  • CAS 16731-55-8
  • Molar weight 222.312g/mol
  • Chemical formula K2O5S2

Potassium metabisulfite is a food preservative, which preserves the natural colour of food and protects food against bacteria. The winemaking industry uses it as an additive during the bottling process.

Available in:
  • Bag
  • Bulk
  • Drum
Potassium Metabisulphite
  • Potassium pyrosulfite
  • CAS 16731-55-8
  • Chemical formula K2O5S2
  • Molar weight 222.312g/mol

Product details of Potassium Metabisulphite

Potassium pyrosulfiteDipotassium disulphitePotassium metabisulphiteDipotassium disulfite

  • Food
  • Technical

  • Granular
  • Powder

  • White crystalline powder

Chemical formula

K2O5S2

CAS number

16731-55-8

Molar weight

222.312g/mol

Specific Gravity

2.34

Melting Point

190 °C


Applications

  • Dyeing
  • Food additive
  • Food preservative

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